UML Interview Question:

What are the various components in sequence diagrams?

Submitted by: Administrator

► Actor: Actor represents an external user / end user who interact with the system.
► Object: Object is represented by one of components of the system.
► Unit: A unit is a subsystem, or a sub component or other entity within the system.
► Separator: Separator represents a boundary among sub systems, components or units.
► Group: Represents different header elements in the subsystem.
Submitted by: Administrator